I think it’s A I’m not too sure sorry if I’m wrong
Answer:
Explanation:
Dimensions of mattress 100 cm by 194 cm by 14 cm
= Mass of mattress = 4 kg
= Density of water = 
g = Acceleration due to gravity = 
Volume of mattress
Weight of water displaced is equal to the buoyant force
Mass of water
Mass of person would be
Weight of the person would be
The air mattress could hold a person that weighs up to .
Answer:
People often overestimate the clarity of their intentions in their electronic communications because they underestimate the importance of tones of voice in communication.
Explanation:
Many factors intervene in communication together. We use words, we use non-verbal language through our gestures and attitudes, and we also use a certain tone of voice. If we focus on this last aspect, the tonality in the voice is decisive in many ways, which cannot be appreciated through electronic communications. With this we communicate emotions, attitudes and a degree of personal involvement. At the same time, the image we project on others largely depends on the tone of voice we have.
steamAnswer: (d) particles of steam at a hundred degrees CelsiusThe highest kinetic energy will be in particles of steam at a hundred degrees Celsius.
